Home / 10,181.70-15,259.19-7,379.94

Finding the Fourth Proportional to 10,181.70, 15,259.19 and 7,379.94

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Solution

The fourth proportional to 10,181.70, 15,259.19 and 7,379.94 is: 11,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.70 : 15,259.19 = 7,379.94 : x
  2. Step 2: Convert to fraction form
    10,181.70/15,259.19 = 7,379.94/x
  3. Step 3: Cross multiply
    10,181.70x = 15,259.19 × 7,379.94
  4. Step 4: Simplify right side
    10,181.70x = 112,611,906.65
  5. Step 5: Solve for x
    x = 112,611,906.65/10,181.70
  6. Step 6: Final answer
    x = 11,060.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.